1. A radiographic investigation;Ahlbäck;Acta Radiol,1968
2. Uni- and bicompartmental knee replacement: longitudinal and predictive analyses;Barck,1988
3. Unicompartmental replacement and high tibial osteotomy for osteoarthritis of the knee: a comparative study after 5–10 years' follow-up;Broughton;J Bone Joint Surg,1986
4. Polycentric knee arthroplasty;Bryan;Clin Orthop,1979
5. Statistics of total knee replacement: partial and total knee replacement;Engelbrecht;Clin Orthop,1976